.308 Winchester
- By stello1001
- Reloading Depot
- 2891 Replies
Very good catch. I went over my garmin and it appears the average was 2517. I accidentally wrote 2417. I will edit my previous post.Something doesn't make sense with your numbers. Did you reverse the average velocities with the first 2 groups by chance? You added a half a grain but lost 62 fps?